One way:

1.The memory scanner is very important. Faulty or mismatched memory could cause Download Fix Patch Error 0xc4 that you need to check.You must see owner's manual For additional informaiton about these procedures for your own computer . Be sure that all adapter cards inside the computer are properly seated. Use an ink eraser or even an electrical contact treatment, offered at electronics supply stores, to make sure adapter card contacts are clean.

2.You should remove or replace the driver if the Download Fix Patch Error 0xc4 occurred after the installation of a new or updated device driver. If, In this situation, the Download Fix Patch Error 0xc4 occurs throughout the startup sequence along with the system partition is formatted with NTFS, you could possibly use Safe Mode to rename or delete the faulty driver. You have to start the computer by using the Recovery Console in order to access the file if the driver is used as part of the system startup process in Safe Mode.

3.You can look at the System Sign in Event Viewer for extra error messages that might help identify these devices or driver which is causing the Download Fix Patch Error 0xc4. The trouble can also be solved by stoping use memory caching in the BIOS.

Finally,take the another way to a repair Download Fix Patch Error 0xc4 if all the above steps do not resolve the error.